/**
 * Licensed to Apereo under one or more contributor license agreements. See the NOTICE file
 * distributed with this work for additional information regarding copyright ownership. Apereo
 * licenses this file to you under the Apache License, Version 2.0 (the "License"); you may not use
 * this file except in compliance with the License. You may obtain a copy of the License at the
 * following location:
 *
 * <p>http://www.apache.org/licenses/LICENSE-2.0
 *
 * <p>Unless required by applicable law or agreed to in writing, software distributed under the
 * License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
 * express or implied. See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apereo.portal.api.portlet;

import javax.portlet.PortletMode;
import javax.portlet.WindowState;
import org.apache.commons.lang.builder.EqualsBuilder;
import org.apache.commons.lang.builder.HashCodeBuilder;
import org.apache.commons.lang.builder.ToStringBuilder;
import org.apache.commons.lang.builder.ToStringStyle;
import org.springframework.util.Assert;

/** Set state and mode for the delegate portlet */
public class DelegateState {
    private final PortletMode portletMode;
    private final WindowState windowState;

    /**
     * @param portletMode Mode for the delegate portlet, if null the current or default mode is used
     * @param windowState State for the delegate portlet, if null the current or default state is
     *     used
     */
    public DelegateState(PortletMode portletMode, WindowState windowState) {
        Assert.notNull(portletMode, "Argument 'portletMode' cannot be null");
        Assert.notNull(windowState, "Argument 'windowState' cannot be null");

        this.portletMode = portletMode;
        this.windowState = windowState;
    }

    public PortletMode getPortletMode() {
        return portletMode;
    }

    public WindowState getWindowState() {
        return windowState;
    }

    /** @see java.lang.Object#equals(Object) */
    @Override
    public boolean equals(Object object) {
        if (object == this) {
            return true;
        }
        if (!(object instanceof DelegateState)) {
            return false;
        }
        DelegateState rhs = (DelegateState) object;
        return new EqualsBuilder()
                .append(this.windowState, rhs.getWindowState())
                .append(this.portletMode, rhs.getPortletMode())
                .isEquals();
    }

    /** @see java.lang.Object#hashCode() */
    @Override
    public int hashCode() {
        return new HashCodeBuilder(1445247369, -1009176817)
                .append(this.windowState)
                .append(this.portletMode)
                .toHashCode();
    }

    /** @see java.lang.Object#toString() */
    @Override
    public String toString() {
        return new ToStringBuilder(this, ToStringStyle.SHORT_PREFIX_STYLE)
                .append("windowState", this.windowState)
                .append("portletMode", this.portletMode)
                .toString();
    }
}
